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남종하(J.H. Nam),최진홍(J.H. Choi),김승종(S.J. Kim),김재웅(J.W. Kim) 전력전자학회 2003 전력전자학술대회 논문집 Vol.2003 No.7(2)
The development of electric vehicle has been accelerated by the recent "California Initiative" which has required increasing proportions of new vehicle in Los Angeles area to be ZEV (Zero Emission Vehicles), But, because skill of battery is feeble, ZEV regulation was postponed but that is by CO2 restriction and environmental pollution problem the latest because do development require, In the electric vehicle and hybrid electric vehicle, the battery ECU (Battery Management System, BMS) is very Important and an essential equipment The accurate state of charge(SOC) is required for the battery for hybrid electric vehicles,<br/> This paper proposes SOC algorithm for the HEV based on the terminal voltage Also, designed and analyzed battery ECU to apply on HEV<br/>
황호석(H.S.Hwang),남종하(J.H.Nam),장대경(D.K.Jang),최진홍(J.H.Choi),신익수(I.S.Sin) 전력전자학회 2003 전력전자학술대회 논문집 Vol.2003 No.11
For a power source of usual electronic devices such as PDA, smart phone, UPS and electric vehicle, the battery made of serially connected multiple cells is generally used. In this case, if there are some unbalanced among cell voltages, the total lifetime and the total capacity of the battery are limited to a lower value. To maintain a balanced condition in cells, an effective method of regulating the cell voltage in indispensable. In this paper introduced a method for battery balancing system using dissipation in the resistance.